Patents by Inventor Patrick Vessella

Patrick Vessella has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Spring connection device and assembly in a jacquard harness
    Patent number: 6302154
    Abstract: Springs associated with a harness of a weaving loom of the Jacquard type are connected on a frame of the loom by an assembly of devices each of which includes a plurality of rods each being connectable with a spring and which rods extend from a common base. Each base is provided with hooks adapted to engage with beaks of corresponding shape for mounting each device on at least one elongated section secured to the frame of the loom.
    Type: Grant
    Filed: October 26, 2000
    Date of Patent: October 16, 2001
    Assignee: Staubli Lyon
    Inventors: Dario Bassi, Patrick Vessella
  • Device for connecting a heddle to a harness cord
    Patent number: 6014989
    Abstract: A device for connecting a heddle of a weaving loom to a harness cord which includes an endpiece adapted to be molded on an upper end of the heddle and which end piece forms an orifice for receiving one of the harness cords. A sheath is provided for surrounding a harness cord passing through the orifice to thereby provide a structure wherein interference between adjacent heddles is avoided.
    Type: Grant
    Filed: November 2, 1998
    Date of Patent: January 18, 2000
    Assignee: Staubli Lyon
    Inventors: Michel Tachon, Patrick Vessella
  • Connectors for inhibiting resonance of coil springs
    Patent number: 5819809
    Abstract: Connecting devices for assembling the ends of helical springs with respect to other members wherein each connecting device includes at least two elastic branches adapted to frictionally engage with the end coils of a helical spring to thereby prevent the resonance of the spring when it is subjected to extension and compression. The connecting devices are particularly adapted for use for damping springs associated with the heddles in a weaving loom.
    Type: Grant
    Filed: April 18, 1995
    Date of Patent: October 13, 1998
    Assignee: Staubli Lyon
    Inventors: Dario Bassi, Patrick Vessella
  • Device for pneumatically threading yarn for a double twist spindle
    Patent number: 4199929
    Abstract: A device for pneumatically threading yarn for a double twist spindle supporting at least one yarn brake, is characterized in that said device comprises a pneumatic system operative firstly to retract the normally applied yarn brake and then to achieve the automatic threading of the yarn through the shaft of the spindle, likewise in pneumatic manner.
    Type: Grant
    Filed: July 17, 1978
    Date of Patent: April 29, 1980
    Assignee: Verdol S.A.
    Inventor: Patrick Vessella